Analog Devices Advantiv ADV7611 Hardware User's Manual page 71

Hardware User Guide
SPD InfoFrame Registers
Table 16 provides a list of readback registers available for the SPD InfoFrame. Refer to the EIA/CEA-861D specifications for a detailed
explanation of the SPD InfoFrame fields.
Table 16. SPD InfoFrame Registers
InfoFrame Map Address
0xE6
0xE7
0xE8
0x2A
0x2B
0x2C
0x2D
0x2E
0x2F
0x30
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0x38
0x39
0x3A
0x3B
0x3C
0x3D
0x3E
0x3F
0x40
0x41
0x42
0x43
0x44
0x45
1 As defined by the EIA/CEA-861D specifications.
The Source Product Descriptor InfoFrame registers are considered valid if the following two conditions are met:
•
SPD_INFO_RAW is 1.
•
SPD_INF_CKS_ERR_RAW
SPD_INFO_RAW , IO, Address 0x60[2] (Read Only)
Raw status of SPD InfoFrame detected signal.
Function
SPD_INFO_RAW
0 (default)
1
Access Type
R/W
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
is 0. This condition only applies if
Description
No source product description InfoFrame received since the last HDMI packet detection reset.
Source product description InfoFrame received. This bit resets to zero after an HDMI packet detection reset
or upon writing to SPD_PACKET_ID.
Register Name
SPD_PACKET_ID[7:0]
SPD_INF_VER
SPD_INF_LEN
SPD_INF_PB_0_1
SPD_INF_PB_0_2
SPD_INF_PB_0_3
SPD_INF_PB_0_4
SPD_INF_PB_0_5
SPD_INF_PB_0_6
SPD_INF_PB_0_7
SPD_INF_PB_0_8
SPD_INF_PB_0_9
SPD_INF_PB_0_10
SPD_INF_PB_0_11
SPD_INF_PB_0_12
SPD_INF_PB_0_13
SPD_INF_PB_0_14
SPD_INF_PB_0_15
SPD_INF_PB_0_16
SPD_INF_PB_0_17
SPD_INF_PB_0_18
SPD_INF_PB_0_19
SPD_INF_PB_0_20
SPD_INF_PB_0_21
SPD_INF_PB_0_22
SPD_INF_PB_0_23
SPD_INF_PB_0_24
SPD_INF_PB_0_25
SPD_INF_PB_0_26
SPD_INF_PB_0_27
SPD_INF_PB_0_28
ALWAYS_STORE_INF
Rev. A | Page 71 of 184
1
Byte Name
Packet type value
InfoFrame version number
InfoFrame length
Checksum
Data Byte 1
Data Byte 2
Data Byte 3
Data Byte 4
Data Byte 5
Data Byte 6
Data Byte 7
Data Byte 8
Data Byte 9
Data Byte 10
Data Byte 11
Data Byte 12
Data Byte 13
Data Byte 14
Data Byte 15
Data Byte 16
Data Byte 17
Data Byte 18
Data Byte 19
Data Byte 20
Data Byte 21
Data Byte 22
Data Byte 23
Data Byte 24
Data Byte 25
Data Byte 26
Data Byte 27
is set to 1.
UG-180